“I don’t believe that Judge Gorsuch’s judicial approach would ensure fairness for workers and families in Pennsylvania, and indeed, across the country,” Casey said.

Though Casey said he doesn’t support the nomination of Gorsuch, the Democrat’s vote may not make much of a difference in the Republican-held Congress. Some Democrats have threatened a filibuster, which would mean the judge would have to get 60 of the 100 votes to claim the seat.

Some Republicans have threatened use a "nuclear option" that would only require 51 votes. Casey said the position should be held to a higher standard.

“I hope Republicans would not go in the direction of a rule change on the Supreme Court,” Casey said. “I think it would be bad. Forget the institution for a minute, because that’s important, but I think it would be really bad for the country.”

Republican Sen. Chuck Grassley, the Iowan leading confirmation efforts, said Gorsuch would preserve the country’s “constitutional order and set his personal views aside. Democrats would have a “difficult time justifying a vote against him,” he said.

After a day of statements, Tuesday's Supreme Court confirmation hearing was all about answers. Judge Neil Gorsuch was careful in his responses to Senate Judiciary Committee members, but there were still a number of insights that marked the day. Read our full Day 2 coverage here. These are five highlights: